The function f(x)=4500(0.98)x represents the value in dollars of a vehicle x years after it has been purchased new. What is the average rate of change in value per year between years 5 and 10?
A-$4500/year

B−$78.16/year

C−$0.98/year

D−$3676.83/year

y=−9/2x+10

step-by-step explanation:

let's solve for y.

0−9x−2y=−20

step 1: add 9x to both sides.

−9x−2y+9x=−20+9x

−2y=9x−20

step 2: divide both sides by -2.

−2y

−2

=

9x−20

−2

y=

−9

2

x+10

c

step-by-step explanation:

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60%

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